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Q.
Is the diagnosis code set?
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Inspection chart for diagnosis code (Refer to ).
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- Ignition switch: ON
- Engine coolant temperature: 40°C or lower
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Q.
Is the glow indicator lamp illuminates?
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- Using M.U.T.-III, perform CAN bus line diagnosis.
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Q.
Is the check result normal?
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Correct CAN bus line (Refer to GROUP 54C - Troubleshooting - Can Bus Diagnostics Table ), and then go to Step 4.
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- Check the glow plug itself (Refer to GROUP 16 - Glow System, On-vehicle Service - Glow Plug Check
<4D5>).
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the glow plug relay.
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- Disconnect connector, and measurement at harness side.
- Voltage between terminal power supply line and body earth.
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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Q.
Does the trouble symptom persist?
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
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